Conservation tracks in BioC?
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Paul Leo ▴ 970
@paul-leo-2092
Last seen 10.2 years ago
Would like to get some advice on the best way to access Conservation data from UCSC like the human-17 way conservation etc. Now I know HOW to get it... ftp, table browser, SQL from UCSC.....and I was going to download it and put it into an Rle object for later use. I need the lot, not small pieces at a time.. My question is is it already packaged up in R-Annotation somewhere and I've missed it? Thanks Paul
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Marc Carlson ★ 7.2k
@marc-carlson-2264
Last seen 8.3 years ago
United States
Hi Paul, Not really as an annotation package. But there is an example of how you can get data like this from the UCSC tables in rtracklayer. Just load up rtracklayer and then look at the help page for ucscTableQuery. library("rtracklayer") ?ucscTableQuery Marc Paul Leo wrote: > Would like to get some advice on the best way to access Conservation > data from UCSC like the human-17 way conservation etc. Now I know HOW to > get it... ftp, table browser, SQL from UCSC.....and I was going to > download it and put it into an Rle object for later use. I need the lot, > not small pieces at a time.. > > My question is is it already packaged up in R-Annotation somewhere and > I've missed it? > > Thanks > Paul > > _______________________________________________ > Bioconductor mailing list > Bioconductor at stat.math.ethz.ch > https://stat.ethz.ch/mailman/listinfo/bioconductor > Search the archives: http://news.gmane.org/gmane.science.biology.informatics.conductor > >
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Hi Marc, Yes that an nice idea. I've got about 80K small regions across the genome, I worry that if I can't SUM() the conservation score across each region that it would an uncomfortably large query as the track is score per bp I think. Anyway I'll explore, thanks for the tip. Cheers Paul -----Original Message----- From: Marc Carlson <mcarlson@fhcrc.org> To: Paul Leo <p.leo at="" uq.edu.au=""> Cc: bioconductor <bioconductor at="" stat.math.ethz.ch=""> Subject: Re: [BioC] Conservation tracks in BioC? Date: Thu, 24 Sep 2009 17:10:38 -0700 Hi Paul, Not really as an annotation package. But there is an example of how you can get data like this from the UCSC tables in rtracklayer. Just load up rtracklayer and then look at the help page for ucscTableQuery. library("rtracklayer") ?ucscTableQuery Marc Paul Leo wrote: > Would like to get some advice on the best way to access Conservation > data from UCSC like the human-17 way conservation etc. Now I know HOW to > get it... ftp, table browser, SQL from UCSC.....and I was going to > download it and put it into an Rle object for later use. I need the lot, > not small pieces at a time.. > > My question is is it already packaged up in R-Annotation somewhere and > I've missed it? > > Thanks > Paul > > _______________________________________________ > Bioconductor mailing list > Bioconductor at stat.math.ethz.ch > https://stat.ethz.ch/mailman/listinfo/bioconductor > Search the archives: http://news.gmane.org/gmane.science.biology.informatics.conductor > >
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